[
  {
    "externalId": "12345",
    "sku": "ABC-001",
    "name": "Название товара",
    "category": "Товары для дома",
    "barcodes": ["4600000000000"],
    "price": 1250,
    "currency": "RUB",
    "availableQuantity": 18,
    "warehouseId": "main",
    "images": ["https://example.ru/photo.jpg"],
    "description": "Описание назначения товара",
    "packageLengthCm": 20,
    "packageWidthCm": 10,
    "packageHeightCm": 5,
    "weightKg": 0.3,
    "characteristics": {"Материал": "Сталь"},
    "updatedAt": "2026-09-05T10:30:00+07:00",
    "status": "active"
  }
]